What sealing gas does the three leaf roots blower rely on? What are the sealing methods? There are many sealing methods for three leaf roots blower. The EVP vacuum pump manufacturer will tell you about the sealing mode of Roots blower. 1. Conventional sealing method: The common sealing method of ...

In recent years, with the development of oil-free vacuum pump, it has been known and recognized by the public, and the functions of the original type of vacuum pump have been constantly improved. From the original oil-free vacuum pump imported, it has been developed into a domestic oil-free vacuu...

At present, in the food processing machinery that needs vacuum filling, especially in the product machinery for red sausage, there are many disadvantages in the vacuum regulation degree ① Some of them only have the function of vacuumizing, but their regulating ability is poor; ② Some can adjust t...

Silencing check valve of function characteristics and installation instructions However, many users know little about the installation and use of silencing check valve. Silencing check valve is a kind of automatic valve, which mainly depends on the flow of medium itself to open and close the valv...

With the development of society, advanced equipment has been distributed in our sight. The vacuum pump filter has been widely used in various factories, not only because of its exquisite technology to meet the needs of various filtering work, it can be said that it is a very popular equipment. I ...

How to determine the suction pressure of dry screw vacuum pump in alumina plant? When selecting dry screw vacuum pump, the following points should be paid attention to when considering suction pressure: ① When the carbonation rate of the filter is too high (commonly known as “big head̶...

The high anti pollution piston vacuum pump is especially suitable for the vacuum environment with heavy pollution such as ceramic mud mill and metallurgical vacuum furnace. anti fouling piston vacuum pump advantages: Anti pollution piston vacuum pump mechanical movement system is the introduction...

Butterfly valve for power transformer is generally installed in the flange connection between oil immersed transformer and cooler, radiator, oil conservator and oil pipeline. It is used to open or close the oil circuit of transformer during vacuum oil filling and transformer operation and mainten...

The spare parts used by different equipment are not the same, so is the screw vacuum pump, and only these accessories can be used. This requires us to understand the accessories it has in the process of purchasing. The following EVP vacuum pump series will let you know what the standard accessori...

The key of liquid ring vacuum pump in use is to prevent some sand particles from entering the mechanical equipment, but it is inevitable to enter some mechanical equipment in use. What should be done after sand particles enter the mechanical equipment? It is considered that impurities are not al...